ANSI B16.5 FLANGE Size:DN15-DN1200 Type:WN, SO, BL, THR Material:A105, Rst37.2, SS304/316/304L/316L Surface:Black painted Pressure: Class 150, 300, 600, 900, 1200, 1500, 2500Processing technic: Forging Surface treatment: Rust-preventative oil, Black PaintedPacking: Poly- wooden case or Pallet ANSI B 16.5 Flange